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Note 9 - Employee Benefit Plans - Components of Net Periodic Pension Cost and Assumed Discount Rate (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Interest cost	$ 118	$ 103	$ 214	$ 207
Amortization of prior service cost	0	0	0	0
Amortization of losses	(16)	9	(11)	18
Net periodic cost	$ 102	$ 112	$ 203	$ 225

X

- Definition

Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan.

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- Definition

Amount of prior service cost (credit) recognized in net periodic benefit cost (credit) of defined benefit plan.

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Amount of cost recognized for passage of time related to defined benefit plan.

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